MC9S12XA512CAG Freescale Semiconductor, MC9S12XA512CAG Datasheet - Page 550
![IC MCU 512K FLASH 144-LQFP](/photos/12/38/123875/mc9s12xa512cag_sml.jpg)
MC9S12XA512CAG
Manufacturer Part Number
MC9S12XA512CAG
Description
IC MCU 512K FLASH 144-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Specifications of MC9S12XA512CAG
Core Processor
HCS12X
Core Size
16-Bit
Speed
80MHz
Connectivity
EBI/EMI, I²C, IrDA, LIN, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
119
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 5.5 V
Data Converters
A/D 24x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
Processor Series
S12XA
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
32 KB
Interface Type
CAN, I2C, SCI, SPI
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
119
Number Of Timers
12
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Development Tools By Supplier
EVB9S12XDP512E
Minimum Operating Temperature
- 40 C
On-chip Adc
2 (10 bit, 24 Channel)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12XA512CAG
Manufacturer:
Freescale
Quantity:
490
Company:
Part Number:
MC9S12XA512CAG
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Chapter 13 Periodic Interrupt Timer (S12PIT24B4CV1)
13.3.0.9
Read: Anytime
Write: Has no meaning or effect
550
Reset
Reset
Reset
Reset
PCNT[15:0]
Field
W
W
W
W
15:0
R PCNT
R PCNT
R PCNT
R PCNT
15
15
15
15
15
15
15
15
0
0
0
0
PIT Count Bits 15-0 — These bits represent the current 16-bit modulus down-counter value. The read access
for the count register must take place in one clock cycle as a 16-bit access.
PIT Count Register 0 to 3 (PITCNT0–3)
PCNT
PCNT
PCNT
PCNT
14
14
14
14
14
14
14
14
0
0
0
0
PCNT
PCNT
PCNT
PCNT
13
13
13
13
13
13
13
13
0
0
0
0
PCNT
PCNT
PCNT
PCNT
12
12
12
12
12
12
12
12
0
0
0
0
Figure 13-15. PIT Count Register 0 (PITCNT0)
Figure 13-16. PIT Count Register 1 (PITCNT1)
Figure 13-17. PIT Count Register 2 (PITCNT2)
Figure 13-18. PIT Count Register 3 (PITCNT3)
Table 13-9. PITCNT0–3 Field Descriptions
PCNT
PCNT
PCNT
PCNT
MC9S12XDP512 Data Sheet, Rev. 2.21
11
11
11
11
11
11
11
11
0
0
0
0
PCNT
PCNT
PCNT
PCNT
10
10
10
10
10
10
10
10
0
0
0
0
PCNT
PCNT
PCNT
PCNT
9
0
9
0
9
0
9
0
9
9
9
9
Description
PCNT
PCNT
PCNT
PCNT
8
0
8
0
8
0
8
0
8
8
8
8
PCNT
PCNT
PCNT
PCNT
7
0
7
0
7
0
7
0
7
7
7
7
PCNT
PCNT
PCNT
PCNT
6
0
6
0
6
0
6
0
6
6
6
6
PCNT
PCNT
PCNT
PCNT
5
0
5
0
5
0
5
0
5
5
5
5
PCNT
PCNT
PCNT
PCNT
4
0
4
0
4
0
4
0
4
4
4
4
PCNT
PCNT
PCNT
PCNT
Freescale Semiconductor
3
0
3
0
3
0
3
0
3
3
3
3
PCNT
PCNT
PCNT
PCNT
2
0
2
0
2
0
2
0
2
2
2
2
PCNT
PCNT
PCNT
PCNT
1
0
1
0
1
0
1
0
1
1
1
1
PCNT
PCNT
PCNT
PCNT
0
0
0
0
0
0
0
0
0
0
0
0
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